JSValue JSWebGLRenderingContext::getShaderParameter(ExecState* exec) { if (exec->argumentCount() != 2) return throwSyntaxError(exec); ExceptionCode ec = 0; WebGLRenderingContext* context = static_cast<WebGLRenderingContext*>(impl()); if (exec->argumentCount() > 0 && !exec->argument(0).isUndefinedOrNull() && !exec->argument(0).inherits(&JSWebGLShader::s_info)) return throwTypeError(exec); WebGLShader* shader = toWebGLShader(exec->argument(0)); unsigned pname = exec->argument(1).toInt32(exec); if (exec->hadException()) return jsUndefined(); WebGLGetInfo info = context->getShaderParameter(shader, pname, ec); if (ec) { setDOMException(exec, ec); return jsUndefined(); } return toJS(exec, globalObject(), info); }
v8::Handle<v8::Value> V8WebGLRenderingContext::getShaderParameterCallback(const v8::Arguments& args) { INC_STATS("DOM.WebGLRenderingContext.getShaderParameter()"); if (args.Length() != 2) { V8Proxy::setDOMException(SYNTAX_ERR); return notHandledByInterceptor(); } ExceptionCode ec = 0; WebGLRenderingContext* context = V8WebGLRenderingContext::toNative(args.Holder()); if (args.Length() > 0 && !isUndefinedOrNull(args[0]) && !V8WebGLShader::HasInstance(args[0])) { V8Proxy::throwTypeError(); return notHandledByInterceptor(); } WebGLShader* shader = V8WebGLShader::HasInstance(args[0]) ? V8WebGLShader::toNative(v8::Handle<v8::Object>::Cast(args[0])) : 0; unsigned pname = toInt32(args[1]); WebGLGetInfo info = context->getShaderParameter(shader, pname, ec); if (ec) { V8Proxy::setDOMException(ec); return v8::Undefined(); } return toV8Object(info); }